What of the following user accounts are given the correct default User Identifier and Group
Identifier, assuming the system is running Red Hat Linux?

A.
ftp: User Identifier 21, Group Identifier 21
B.
root: User Identifier 0, Group Identifier 0
C.
bin: User Identifier 1, Group Identifier 1
D.
adm: User Identifier 3, Group Identifier 3
E.
mail: User Identifier 25, Group Identifier 25